\begin{figure}[h!t]
\centering
	\begin{tikzpicture}
	\begin{axis}[
	width=9cm,
		symbolic x coords={Assault, Bio, Shock, Link, Minigun, Flak, Rocket, Lightning},
		xtick=data,
	x tick label style={rotate=90,anchor=east},
	ybar,
	bar width=7pt,
	enlargelimits=0.05,
	legend style={at={(0.5,-0.25)},
	anchor=north,legend columns=-1}]

	%PRIMARY
	\addplot
	coordinates {
	(Assault,3775) 
	(Bio,1144)
	(Shock,520) 
	(Link,373) 
	(Minigun,0)
	(Flak,499)
	(Rocket,385)
	(Lightning,1670)
	};

	%SECONDARY
	\addplot
	coordinates 
	{
		(Shock,148) 
		(Link,130)
		 (Minigun,217)
		(Flak,476)
	};
	\legend{Primary,Secondary}
	\end{axis}
	\end{tikzpicture}
	\caption{\label{graph2}Weapon Usage - Generation 9}
\end{figure}